Discover a versatile multi-unit opportunity in the heart of Thorold - a rare find offering flexibility, function, and income potential all under one roof. Thoughtfully designed for investors or multi-generational living, this spacious property features potential for 3 self-contained units with private entrances, bright open layouts, and ample parking. The main floor is equipped with an oversized 1-bedroom layout boasting many accessibility features. Over 3,600 square feet of potential living space across 3 levels. Situated on a quiet, family-friendly street just minutes from Brock University, Thorold Secondary School, local parks, shopping, and major commuter routes, this home delivers convenience and opportunity in equal measure. You won't want to miss the two enclosed patios, the second floor deck makes for a wonderful dining space, while the main floor patio offers two-full sized garage doors, making it great for year-round use. The opportunities and potential are endless! Whether you're looking to expand your portfolio or live comfortably while generating rental income, 110 Sullivan Avenue offers the perfect blend of lifestyle and investment value.